5525145 has 16 divisors (see below), whose sum is σ = 9822720. Its totient is φ = 2946672.

The previous prime is 5525141. The next prime is 5525147. The reversal of 5525145 is 5415255.

It is not a de Polignac number, because 5525145 - 2² = 5525141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5525141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20329 + ... + 20598.

It is an arithmetic number, because the mean of its divisors is an integer number (613920).

Almost surely, 2^5525145 is an apocalyptic number.

It is an amenable number.

5525145 is a deficient number, since it is larger than the sum of its proper divisors (4297575).

5525145 is a wasteful number, since it uses less digits than its factorization.

5525145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40941 (or 40935 counting only the distinct ones).

The product of its digits is 5000, while the sum is 27.

The square root of 5525145 is about 2350.5626985894. The cubic root of 5525145 is about 176.7860097070.

It can be divided in two parts, 55 and 25145, that added together give a triangular number (25200 = T₂₂₄).

The spelling of 5525145 in words is "five million, five hundred twenty-five thousand, one hundred forty-five".